2017885975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 3299788800

約数和(自身を除く): 1281902825

約数列:

[1, 5, 7, 17, 19, 25, 29, 35, 85, 95, 119, 133, 145, 175, 203, 323, 425, 475, 493, 551, 595, 665, 725, 1015, 1231, 1615, 2261, 2465, 2755, 2975, 3325, 3451, 3857, 5075, 6155, 8075, 8617, 9367, 11305, 12325, 13775, 17255, 19285, 20927, 23389, 30775, 35699, 43085, 46835, 56525, 65569, 86275, 96425, 104635, 116945, 146489, 163723, 178495, 215425, 234175, 249893, 327845, 397613, 523175, 584725, 606883, 678281, 732445, 818615, 892475, 1249465, 1639225, 1988065, 2783291, 3034415, 3391405, 3662225, 4093075, 4248181, 4747967, 6247325, 9940325, 11530777, 13916455, 15172075, 16957025, 21240905, 23739835, 57653885, 69582275, 80715439, 106204525, 118699175, 288269425, 403577195, 2017885975]

約数ペア:

[(1, 2017885975), (5, 403577195), (7, 288269425), (17, 118699175), (19, 106204525), (25, 80715439), (29, 69582275), (35, 57653885), (85, 23739835), (95, 21240905), (119, 16957025), (133, 15172075), (145, 13916455), (175, 11530777), (203, 9940325), (323, 6247325), (425, 4747967), (475, 4248181), (493, 4093075), (551, 3662225), (595, 3391405), (665, 3034415), (725, 2783291), (1015, 1988065), (1231, 1639225), (1615, 1249465), (2261, 892475), (2465, 818615), (2755, 732445), (2975, 678281), (3325, 606883), (3451, 584725), (3857, 523175), (5075, 397613), (6155, 327845), (8075, 249893), (8617, 234175), (9367, 215425), (11305, 178495), (12325, 163723), (13775, 146489), (17255, 116945), (19285, 104635), (20927, 96425), (23389, 86275), (30775, 65569), (35699, 56525), (43085, 46835)]